Conference paper (2003) - J Lopez-Roldan (author) , H de Herdt (author) , M Aguado (author) , J Min (author) , R Van Velthoven (author) , J Declerq (author) , T Sels (author) , J Karas (author) , D van Dommelen (author) , M Popov (author) , L Sluis (author)